diff -r 000000000000 -r 6474c204b198 parser/html/nsHtml5ReleasableElementName.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parser/html/nsHtml5ReleasableElementName.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,19 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsHtml5ReleasableElementName_h
+#define nsHtml5ReleasableElementName_h
+
+#include "nsHtml5ElementName.h"
+#include "mozilla/Attributes.h"
+
+class nsHtml5ReleasableElementName MOZ_FINAL : public nsHtml5ElementName
+{
+  public:
+    nsHtml5ReleasableElementName(nsIAtom* name);
+    virtual void release();
+    virtual nsHtml5ElementName* cloneElementName(nsHtml5AtomTable* interner);
+};
+
+#endif // nsHtml5ReleasableElementName_h